Chal Inoue

When two people are in love, who needs to make it formal? Yuri and Daisuke are a happy couple unrestricted by legal marriage. But when each encounters outside temptation, they face the ultimate test of their bond to each other in this heartrending tale of love and commitment.

A clumsy but cheerful fisheries student struggles to find her place at a research institute renowned for its tuna cultivation. The work isn't easy.